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MySQL数据库远程访问权限的放通设置_MySQL

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WBOYOriginal
2016-06-01 13:44:24921browse

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1、/cd

/usr/local/mysql/bin

./mysql -h localhost -u root

  //这样应该可以进入MySQL服务器

2、mysql>GRANT ALL

PRIVILEGES ON *.* TO 'root'@'%'WITH GRANT OPTION

  //赋予任何主机访问数据的权限

例如,你想myuser使用mypassword从任何主机连接到mysql服务器的话。

  GRANT

ALL PRIVILEGES ON *.* TO 'myuser'@'%'IDENTIFIED BY 'mypassword' WI

  TH

GRANT OPTION;

  如果你想允许用户myuser从ip为192.168.1.6的主机连接到mysql服务器,并使用mypassword作为密码

  GRANT

ALL PRIVILEGES ON *.* TO 'myuser'@'192.168.1.3'IDENTIFIED BY

  'mypassword'

WITH GRANT OPTION;

  3、mysql>FLUSH

PRIVILEGES

//修改生效

  

  mysql>EXIT

 

4、修改iptables 开放Mysql端口允许远程访问

修改防火墙配置文件:vi

/etc/sysconfig/iptables 增加下面一行:-A RH-Firewall-1-INPUT -m state

–state NEW -m tcp -p tcp –dport 3306 -j ACCEPT

如果想开通21等端口,只需要将3306换成21等要开放的端口就可以了。 配置后,重新启动iptable service

iptables restart 这时就可以从其他机器访问Mysql了。 注意:-A RH-Firewall-1-INPUT -m

state –state NEW -m tcp -p tcp –dport 3306 -j ACCEPT -A

RH-Firewall-1-INPUT -j REJECT –reject-with icmp-host-prohibited -A

RH-Firewall-1-INPUT -j REJECT –reject-with icmp-host-prohibited

是拒绝icmp访问,对于其它的报文返回一个主机禁止访问的错误 开通3306

端口的行必须在icmp-host-prohibited前

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